[1/2] ws2_32/tests: Wait for thread termination before cleaning up winsock.

[Sebastian Lackner]

Without waiting for termination the wvistau64 and w2008s64 tests randomly crash, which is not directly related to patch 2/2: https://newtestbot.winehq.org/JobDetails.pl?Key=10367

---
 dlls/ws2_32/tests/sock.c | 4 ++++
 1 file changed, 4 insertions(+)
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